//
//  UIApplication+extension.h
//  BASE_LIB
//
//  Created by 史记 on 2019/1/21.
//  Copyright © 2019 shiji. All rights reserved.
//

#import <UIKit/UIKit.h>

NS_ASSUME_NONNULL_BEGIN

@interface UIApplication (extension)
- (UIWindow *)mainWindow;
- (UIViewController *)visibleViewController;
- (UINavigationController *)visibleNavigationController;
@end

NS_ASSUME_NONNULL_END
